<!DOCTYPE html>
<html>
<head>
    <title></title>
    <script src="http://code.jquery.com/jquery-1.10.1.min.js"></script>
    <script src="../final.js"></script>
    <style>
        *{
            margin: 0;
        }
        body{
            font-family: sans-serif;
        }
        .lhbox{
            float:left;
            background-color: #c0c0c0;
            padding:5px;
        }
        .rhbox{
            float:left;
            width: 200px;
            overflow:hidden;
            -webkit-transition: all .2s;
        }
        .selection_item{
            background-color: #444;
            color: #fff;
            padding: 5px;
            margin:5px;
            width:150px;
            border-radius: 10px;
            -webkit-transition: all .2s;
        }
        .selection_item:hover{
            background-color: #ccc;
        }
        .hidden{
            width: 0px;
        }
        .item_block{
            height:80px;
            background-color: #777;
            color: #fff;
            border-style: none;
            border-width: 0px;
            padding: 5px;
            margin-left:2px;
            margin-top:5px;
            width:200px;
            overflow: hidden;
            opacity: 1;
            -webkit-transition: all .5s;
        }
        .item_block_out{
            height:0px;
            padding: 0px;
            margin-top:0px;
            margin-left:2px;
            border-width: 0px;
            border-style: none;
            overflow: hidden;

            opacity: 0;
            background-color: #777;
            color: #fff;
            width:200px;
            -webkit-transition: height .2s;
        }
        .item_block:hover{
            background-color: #ccc;
        }
        .attribute_name{
            padding:5px;
            font-weight: bold;
        }
    </style>
</head>
<body>
<script src="example_list_selection.js"></script>
</body>
</html>